Clinical Trial on the Use of Stratafix Symmetric vs. Resorbable Monofilament for Closure of Large Median Laparotomy in Oncological Patients

Inclusion Criteria: * Patients over 18 years of age who will undergo midline laparotomy for oncologic resection of a retroperitoneal tumor or cytoreductive surgery for carcinomatosis of any origin. Exclusion Criteria: * Diagnosed incisional hernia. * When the planned midline laparotomy is expected to be less than 20 cm. * Patients with a BMI \> 45 kg/m². * Patients with abdominal aortic aneurysm. * Patients with coagulopathy: previously diagnosed with von Willebrand disease, hemophilia, or idiopathic thrombocytopenic purpura. * Patients with collagen disorders: previously diagnosed with Marfan syndrome, Ehlers-Danlos syndrome, homocystinuria, or scleroderma.